123788840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{263}}^1$

素因数の和:363

約数の個数: 96

約数和(自身を含む): 327507840

約数和(自身を除く): 203719000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 263, 280, 287, 328, 410, 526, 574, 820, 1052, 1148, 1315, 1435, 1640, 1681, 1841, 2104, 2296, 2630, 2870, 3362, 3682, 5260, 5740, 6724, 7364, 8405, 9205, 10520, 10783, 11480, 11767, 13448, 14728, 16810, 18410, 21566, 23534, 33620, 36820, 43132, 47068, 53915, 58835, 67240, 73640, 75481, 86264, 94136, 107830, 117670, 150962, 215660, 235340, 301924, 377405, 431320, 442103, 470680, 603848, 754810, 884206, 1509620, 1768412, 2210515, 3019240, 3094721, 3536824, 4421030, 6189442, 8842060, 12378884, 15473605, 17684120, 24757768, 30947210, 61894420, 123788840]

約数ペア:

[(1, 123788840), (2, 61894420), (4, 30947210), (5, 24757768), (7, 17684120), (8, 15473605), (10, 12378884), (14, 8842060), (20, 6189442), (28, 4421030), (35, 3536824), (40, 3094721), (41, 3019240), (56, 2210515), (70, 1768412), (82, 1509620), (140, 884206), (164, 754810), (205, 603848), (263, 470680), (280, 442103), (287, 431320), (328, 377405), (410, 301924), (526, 235340), (574, 215660), (820, 150962), (1052, 117670), (1148, 107830), (1315, 94136), (1435, 86264), (1640, 75481), (1681, 73640), (1841, 67240), (2104, 58835), (2296, 53915), (2630, 47068), (2870, 43132), (3362, 36820), (3682, 33620), (5260, 23534), (5740, 21566), (6724, 18410), (7364, 16810), (8405, 14728), (9205, 13448), (10520, 11767), (10783, 11480)]